/* ============================================
   miima Design System
   ============================================ */

:root {
    /* Colors - miima light theme */
    --bg-primary: #f7f7f7;
    --bg-secondary: #f5f6f8;
    --bg-tertiary: #ebedf0;
    --card-bg: rgba(255, 255, 255, 0.9);
    --card-bg-solid: #ffffff;
    --card-border: rgba(0, 0, 0, 0.07);
    --card-border-hover: rgba(0, 0, 0, 0.14);

    --text-primary: #1a1a2e;
    --text-secondary: #555568;
    --text-tertiary: #8a8a9a;

    --accent-blue: #2d5a7b;
    --accent-blue-light: #3a7aad;
    --accent-blue-glow: rgba(45, 90, 123, 0.12);
    --accent-red: #d42b3c;
    --accent-red-glow: rgba(212, 43, 60, 0.1);
    --charcoal: #3d3d4a;

    /* Spacing */
    --section-pad: clamp(5rem, 10vh, 8rem);
    --inner-max: 1100px;
    --gap: 2rem;

    /* Radius */
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;

    /* Transitions */
    --ease-out: cubic-bezier(0.25, 1, 0.5, 1);
    --transition: 0.5s var(--ease-out);
}

/* ─── Reset ─── */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: 'Inter', 'Noto Sans JP', -apple-system, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

img {
    max-width: 100%;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
}

ul { list-style: none; }

/* ─── Typography ─── */
h1, h2, h3, h4 {
    font-weight: 600;
    line-height: 1.3;
    letter-spacing: -0.01em;
}

/* ─── Buttons ─── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.9rem 2rem;
    border: none;
    border-radius: var(--radius-xl);
    font-family: inherit;
    font-weight: 500;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.35s var(--ease-out);
    letter-spacing: 0.02em;
}

.btn--primary {
    background: var(--accent-blue);
    color: #fff;
}

.btn--primary:hover {
    background: var(--accent-blue-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px var(--accent-blue-glow);
}

.btn--secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--card-border-hover);
}

.btn--secondary:hover {
    border-color: var(--accent-blue);
    color: var(--accent-blue-light);
    transform: translateY(-2px);
}

.btn--full {
    width: 100%;
}

/* ─── Section Layout ─── */
.section {
    padding: var(--section-pad) 5%;
}

.section--alt {
    background: var(--bg-secondary);
}

.section-inner {
    max-width: var(--inner-max);
    margin: 0 auto;
}

.section-header {
    margin-bottom: 3.5rem;
}

.section-label {
    display: block;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--accent-blue);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
}

.section-title {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 600;
    color: var(--text-primary);
}

/* ─── Reveal Animation ─── */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ═══════════════════════════════════════
   NAVBAR
   ═══════════════════════════════════════ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 0 5%;
    transition: background 0.4s, backdrop-filter 0.4s;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--card-border);
}

.nav-inner {
    max-width: var(--inner-max);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.nav-logo {
    display: flex;
    align-items: center;
}

.nav-logo-img {
    height: 56px;
    width: auto;
    transition: opacity 0.3s;
}

.nav-logo-img:hover {
    opacity: 0.8;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2.2rem;
}

.nav-link {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    letter-spacing: 0.05em;
    transition: color 0.3s;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1.5px;
    background: var(--accent-blue);
    transition: width 0.3s var(--ease-out);
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-link--cta {
    background: var(--accent-blue);
    color: #fff !important;
    padding: 0.5rem 1.3rem;
    border-radius: var(--radius-xl);
    font-size: 0.82rem;
}

.nav-link--cta::after {
    display: none;
}

.nav-link--cta:hover {
    background: var(--accent-blue-light);
}

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.hamburger-line {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all 0.3s;
}

.hamburger.open .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
.hamburger.open .hamburger-line:nth-child(2) {
    opacity: 0;
}
.hamburger.open .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(10, 10, 15, 0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s;
}

.mobile-menu.open {
    opacity: 1;
    pointer-events: auto;
}

.mobile-menu-links {
    text-align: center;
}

.mobile-link {
    display: block;
    font-size: 1.6rem;
    font-weight: 500;
    color: var(--text-secondary);
    padding: 1rem;
    transition: color 0.3s;
}

.mobile-link:hover {
    color: var(--text-primary);
}

/* ═══════════════════════════════════════
   HERO
   ═══════════════════════════════════════ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 120px 5% 80px;
    position: relative;
    overflow: hidden;
}

.hero-bg-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
    pointer-events: none;
}

/* iOSなどで表示される再生ボタンを強制非表示 */
.hero-bg-video::-webkit-media-controls,
.hero-bg-video::-webkit-media-controls-start-playback-button {
    display: none !important;
    -webkit-appearance: none;
}

.hero::before {
    content: '';
    position: absolute;
    top: 20%;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--accent-blue-glow) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    opacity: 0.5;
}

.hero-inner {
    text-align: center;
    max-width: 720px;
    position: relative;
    z-index: 1;
}

.hero-logo-area {
    margin-bottom: 2.5rem;
}

.hero-logo {
    height: clamp(78px, 13vw, 130px);
    width: auto;
    margin: 0 auto;
}

.hero-catchcopy {
    font-size: clamp(1.8rem, 5vw, 3.2rem);
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.hero-description {
    font-size: clamp(0.95rem, 1.5vw, 1.1rem);
    color: var(--text-secondary);
    line-height: 1.9;
    margin-bottom: 2.5rem;
    max-width: 580px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.scroll-indicator span {
    font-size: 0.65rem;
    letter-spacing: 0.2em;
    color: var(--text-tertiary);
    font-weight: 500;
}

.scroll-line {
    width: 1px;
    height: 40px;
    position: relative;
    overflow: hidden;
    background: var(--card-border);
}

.scroll-line::after {
    content: '';
    position: absolute;
    top: -100%;
    left: 0;
    width: 100%;
    height: 50%;
    background: var(--accent-blue);
    animation: scrollDown 2s infinite;
}

@keyframes scrollDown {
    0% { top: -50%; }
    100% { top: 100%; }
}

/* ═══════════════════════════════════════
   WORKS
   ═══════════════════════════════════════ */
.works-filter {
    display: flex;
    gap: 0.6rem;
    flex-wrap: wrap;
    margin-bottom: 2.5rem;
}

.filter-btn {
    padding: 0.5rem 1.2rem;
    border: 1px solid var(--card-border);
    border-radius: var(--radius-xl);
    background: transparent;
    color: var(--text-secondary);
    font-family: inherit;
    font-size: 0.82rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
}

.filter-btn:hover {
    border-color: var(--accent-blue);
    color: var(--text-primary);
}

.filter-btn.active {
    background: var(--accent-blue);
    border-color: var(--accent-blue);
    color: #fff;
}

.works-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--gap);
}

.work-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--card-bg-solid);
    border: 1px solid var(--card-border);
    cursor: pointer;
    transition: all 0.4s var(--ease-out);
    opacity: 1;
    transform: scale(1);
}

.work-card.hidden {
    display: none;
}

.work-card:hover {
    transform: translateY(-6px);
    border-color: var(--card-border-hover);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
}

.work-card-thumb {
    position: relative;
    width: 100%;
    padding-top: 56.25%; /* 16:9 */
    overflow: hidden;
}

.work-card-thumb img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s var(--ease-out);
}

.work-card:hover .work-card-thumb img {
    transform: scale(1.05);
}

.work-card-thumb .work-year-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    background: rgba(10, 10, 15, 0.75);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    padding: 0.25rem 0.7rem;
    border-radius: var(--radius-sm);
    font-size: 0.72rem;
    font-weight: 500;
    color: var(--text-secondary);
    border: 1px solid var(--card-border);
}

.work-card-info {
    padding: 1.3rem 1.5rem 1.5rem;
}

.work-card-genre {
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--accent-blue-light);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 0.4rem;
}

.work-card-title {
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 0.3rem;
    line-height: 1.4;
}

.work-card-client {
    font-size: 0.82rem;
    color: var(--text-secondary);
}

.works-footer {
    margin-top: 4rem;
    text-align: center;
}

.works-footer-text {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* ═══════════════════════════════════════
   MODAL
   ═══════════════════════════════════════ */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s;
    padding: 2rem;
}

.modal-overlay.open {
    opacity: 1;
    pointer-events: auto;
}

.modal {
    background: var(--bg-secondary);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    max-width: 700px;
    width: 100%;
    max-height: 85vh;
    overflow-y: auto;
    position: relative;
    transform: translateY(20px) scale(0.97);
    transition: transform 0.4s var(--ease-out);
}

.modal-overlay.open .modal {
    transform: translateY(0) scale(1);
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 36px;
    height: 36px;
    border: 1px solid var(--card-border);
    border-radius: 50%;
    background: var(--bg-primary);
    color: var(--text-secondary);
    font-size: 1.3rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    z-index: 1;
}

.modal-close:hover {
    border-color: var(--accent-red);
    color: var(--accent-red);
}

.modal-thumb {
    width: 100%;
    aspect-ratio: 16/9;
    object-fit: cover;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.modal-thumb--clickable {
    cursor: pointer;
    transition: opacity 0.3s;
}

.modal-thumb--clickable:hover {
    opacity: 0.85;
}

.modal-thumb-link {
    display: block;
    position: relative;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.modal-thumb-link::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: rgba(10, 10, 15, 0.7) url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="28" height="28" viewBox="0 0 24 24" fill="none" stroke="white" stroke-width="2.5" stroke-linecap="round" stroke-linejoin="round"><path d="M18 13v6a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V8a2 2 0 0 1 2-2h6"></path><polyline points="15 3 21 3 21 9"></polyline><line x1="10" y1="14" x2="21" y2="3"></line></svg>') no-repeat center center;
    border-radius: 50%;
    opacity: 0;
    transition: opacity 0.35s var(--ease-out), transform 0.3s var(--ease-out);
    pointer-events: none;
}

.modal-thumb-link:hover::after {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.05);
}

.modal-content {
    padding: 2rem;
}

.modal-genre {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--accent-blue-light);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
}

.modal-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.modal-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--card-border);
}

.modal-meta-item {
    font-size: 0.85rem;
}

.modal-meta-label {
    color: var(--text-tertiary);
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 0.2rem;
}

.modal-meta-value {
    color: var(--text-secondary);
}

.modal-desc {
    color: var(--text-secondary);
    line-height: 1.8;
    font-size: 0.95rem;
}

.modal-video {
    margin-top: 1.5rem;
    aspect-ratio: 16/9;
    border-radius: var(--radius-md);
    overflow: hidden;
}

.modal-video iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* ═══════════════════════════════════════
   ABOUT
   ═══════════════════════════════════════ */
.about-content {
    max-width: 900px;
}

.about-profile {
    display: flex;
    gap: 3rem;
    align-items: flex-start;
    margin-bottom: 3rem;
}

.about-image-wrapper {
    flex-shrink: 0;
    width: 180px;
    height: 180px;
    border-radius: 50%;
    overflow: hidden;
    border: 2px solid var(--card-border);
    background: var(--card-bg-solid);
}

.about-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-text {
    flex: 1;
}

.about-name {
    font-size: 1.6rem;
    font-weight: 600;
    margin-bottom: 0.3rem;
}

.about-title-text {
    font-size: 0.85rem;
    color: var(--accent-blue-light);
    margin-bottom: 1.2rem;
    font-weight: 500;
}

.about-intro {
    color: var(--text-secondary);
    line-height: 1.9;
    font-size: 0.95rem;
}

.about-philosophy {
    margin-bottom: 3rem;
}

.philosophy-quote {
    position: relative;
    padding: 2rem 2rem 2rem 2.5rem;
    background: var(--card-bg);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--accent-blue);
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.9;
    font-style: normal;
}

.about-strengths {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--gap);
    margin-bottom: 3rem;
}

.strength-card {
    padding: 2rem;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-md);
    transition: all 0.3s var(--ease-out);
}

.strength-card:hover {
    border-color: var(--card-border-hover);
    transform: translateY(-3px);
}

.strength-icon {
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

.strength-title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.6rem;
}

.strength-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* SNS Cards */
.sns-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-bottom: 3rem;
}

.sns-card {
    display: flex;
    flex-direction: column;
    padding: 1.2rem;
    background: var(--card-bg-solid);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-md);
    transition: all 0.3s var(--ease-out);
    text-decoration: none;
    color: var(--text-primary);
}

.sns-card:hover {
    border-color: var(--card-border-hover);
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
}

.sns-card-header {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    margin-bottom: 0.5rem;
}

.sns-card-title {
    font-size: 0.95rem;
    font-weight: 600;
}

.sns-card-desc {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.sns-card-url {
    font-size: 0.7rem;
    color: var(--text-tertiary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: auto;
    word-break: break-all;
}

.sns-card-icon {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sns-img-icon {
    width: 90%;
    height: 90%;
    object-fit: contain;
}

.about-specialties {
    margin-top: 1rem;
}

.specialties-heading {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.specialties-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
}

.specialty-tag {
    padding: 0.4rem 1rem;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-xl);
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 500;
    transition: all 0.3s;
}

.specialty-tag:hover {
    border-color: var(--accent-blue);
    color: var(--accent-blue-light);
}

.equipment-list {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.equipment-item {
    font-size: 0.9rem;
    color: var(--text-secondary);
    padding-left: 1.2rem;
    position: relative;
}

.equipment-item::before {
    content: '▪';
    position: absolute;
    left: 0;
    color: var(--accent-blue);
}

/* Accordion */
.accordion {
    border: 1px solid var(--card-border);
    border-radius: var(--radius-md);
    background: var(--card-bg);
    overflow: hidden;
    transition: all 0.3s;
}

.accordion:hover {
    border-color: var(--card-border-hover);
}

.accordion-header {
    padding: 1.5rem 2rem;
    cursor: pointer;
    font-weight: 600;
    display: flex;
    justify-content: space-between;
    align-items: center;
    list-style: none; /* remove default arrow */
}
.accordion-header::marker,
.accordion-header::-webkit-details-marker {
    display: none;
}

.accordion-title {
    font-size: 1.05rem;
    margin: 0;
}

.accordion-icon {
    font-size: 1.5rem;
    color: var(--accent-blue);
    line-height: 1;
    font-weight: 300;
    transition: transform 0.3s var(--ease-out);
}

.accordion[open] .accordion-icon {
    transform: rotate(45deg);
}

.accordion-content {
    padding: 0 2rem 2rem;
    border-top: 1px solid var(--card-border);
    margin-top: 0.5rem;
    padding-top: 1.5rem;
}

/* ═══════════════════════════════════════
   HISTORY & ACHIEVEMENTS
   ═══════════════════════════════════════ */
.history-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.column-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 2rem;
    color: var(--text-primary);
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--accent-blue-light);
}

.timeline {
    position: relative;
    padding-left: 40px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 11px;
    top: 8px;
    bottom: 0;
    width: 1px;
    background: var(--card-border);
}

.timeline-item {
    position: relative;
    margin-bottom: 2.5rem;
    padding-left: 24px;
}

.timeline-dot {
    position: absolute;
    left: -34px;
    top: 6px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--accent-blue);
    box-shadow: 0 0 0 4px var(--bg-primary), 0 0 12px var(--accent-blue-glow);
}

.timeline-item[data-type="award"] .timeline-dot,
.timeline-item[data-type="red"] .timeline-dot {
    background: var(--accent-red);
    box-shadow: 0 0 0 4px var(--bg-primary), 0 0 12px var(--accent-red-glow);
}

.timeline-item[data-type="education"] .timeline-dot,
.timeline-item[data-type="gray"] .timeline-dot {
    background: var(--text-tertiary);
    box-shadow: 0 0 0 4px var(--bg-primary);
}

.timeline-year {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--accent-blue-light);
    letter-spacing: 0.1em;
    margin-bottom: 0.3rem;
}

.timeline-title {
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 0.4rem;
}

.timeline-desc {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ═══════════════════════════════════════
   SERVICES
   ═══════════════════════════════════════ */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2.5rem;
}

.service-card {
    position: relative;
    padding: 3.5rem 2.2rem 2.5rem;
    background: #0c0c0c;
    border-radius: var(--radius-lg);
    border: none;
    transition: all 0.5s var(--ease-out);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-height: 400px;
    justify-content: flex-end;
}

.service-card-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    transition: transform 0.6s var(--ease-out);
    z-index: 1;
}

.service-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(0,0,0,0.95) 0%, rgba(0,0,0,0.4) 60%, rgba(0,0,0,0.2) 100%);
    z-index: 2;
    transition: opacity 0.5s;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 80px rgba(0, 0, 0, 0.4);
}

.service-card:hover .service-card-bg {
    transform: scale(1.1);
}



.service-content {
    position: relative;
    z-index: 3;
}

.service-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: #ffffff;
    letter-spacing: -0.01em;
}

.service-desc {
    font-size: 0.92rem;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.8;
}

/* ═══════════════════════════════════════
   CONTACT
   ═══════════════════════════════════════ */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 3rem;
    align-items: start;
}

.contact-description {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.8;
    margin-bottom: 2rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.3rem;
}

.form-group label {
    display: block;
    font-size: 0.82rem;
    font-weight: 500;
    margin-bottom: 0.4rem;
    color: var(--text-secondary);
}

.required {
    color: var(--accent-red);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.85rem 1rem;
    background: var(--bg-primary);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.9rem;
    transition: border-color 0.3s;
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--accent-blue);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-tertiary);
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%238a8a9a' viewBox='0 0 16 16'%3E%3Cpath d='M1.5 5.5l6.5 6.5 6.5-6.5'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

.form-group select option {
    background: var(--bg-primary);
    color: var(--text-primary);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.contact-info-card {
    padding: 1.5rem;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-md);
}

.contact-info-card h4 {
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 0.8rem;
    color: var(--text-primary);
}

.contact-email-display {
    display: block;
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 600;
    word-break: break-all;
    margin-bottom: 0.4rem;
}

.contact-email-note {
    font-size: 0.75rem;
    color: var(--accent-red);
    font-weight: 500;
}

.contact-sns {
    display: flex;
    gap: 0.8rem;
}

.sns-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-primary);
    border: 1px solid var(--card-border);
    color: var(--text-secondary);
    font-size: 0.85rem;
    transition: all 0.3s;
}

.sns-link:hover {
    border-color: var(--accent-blue);
    color: var(--accent-blue-light);
    transform: translateY(-2px);
}

.contact-response {
    font-size: 0.82rem;
    color: var(--text-tertiary);
    line-height: 1.6;
}

/* ═══════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════ */
.footer {
    padding: 3rem 5%;
    border-top: 1px solid var(--card-border);
}

.footer-inner {
    max-width: var(--inner-max);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.footer-logo {
    height: 22px;
    width: auto;
    opacity: 0.5;
}

.footer-copy {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

/* ═══════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════ */
@media (max-width: 900px) {
    .nav-links {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    .about-profile {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .about-image-wrapper {
        width: 140px;
        height: 140px;
    }

    .about-strengths {
        grid-template-columns: 1fr;
    }

    .sns-cards {
        grid-template-columns: 1fr 1fr;
    }

    .contact-content {
        grid-template-columns: 1fr;
    }

    .history-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .works-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }

    .footer-inner {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

@media (max-width: 600px) {
    .hero-catchcopy {
        margin-top: 7rem;
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .hero-cta .btn {
        width: 100%;
        max-width: 280px;
    }

    .works-grid {
        grid-template-columns: 1fr;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .service-card {
        min-height: 260px;
        padding: 2rem 1.5rem 1.5rem;
    }

    .sns-cards {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 1.2rem;
    }

    .sns-card {
        padding: 0;
        background: transparent;
        border: none;
    }

    .sns-card:hover {
        transform: translateY(-4px);
        box-shadow: none;
        border-color: transparent;
    }

    .sns-card-header {
        margin: 0;
    }

    .sns-card-icon {
        width: 48px;
        height: 48px;
        background: var(--card-bg-solid);
        border: 1px solid var(--card-border);
        border-radius: 50%;
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
        display: flex;
        align-items: center;
        justify-content: center;
        overflow: hidden;
    }

    .sns-card-title,
    .sns-card-desc,
    .sns-card-url {
        display: none !important;
    }

    .section {
        padding: 4rem 5%;
    }

    .modal {
        margin: 1rem;
    }

    .works-filter {
        gap: 0.4rem;
    }

    .filter-btn {
        padding: 0.4rem 0.9rem;
        font-size: 0.75rem;
    }
}